<template>
  <div class="article-container">
    <div class="header-box"><slot name="header"></slot></div>
    <div class="content-box"><slot name="content"></slot></div>
    <div class="footer-box"><slot name="footer"></slot></div>
  </div>
</template>
<style>
.article-container > div {
  border: 1px solid black;
}
</style>
